919973236

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{613}}^1$

素因数の和:694

約数の個数: 144

約数和(自身を含む): 2195074560

約数和(自身を除く): 1275101324

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 31, 38, 49, 52, 62, 76, 91, 98, 124, 133, 182, 196, 217, 247, 266, 364, 403, 434, 494, 532, 589, 613, 637, 806, 868, 931, 988, 1178, 1226, 1274, 1519, 1612, 1729, 1862, 2356, 2452, 2548, 2821, 3038, 3458, 3724, 4123, 4291, 5642, 6076, 6916, 7657, 7969, 8246, 8582, 11284, 11647, 12103, 15314, 15938, 16492, 17164, 19003, 19747, 23294, 24206, 28861, 30037, 30628, 31876, 38006, 39494, 46588, 48412, 53599, 55783, 57722, 60074, 76012, 78988, 81529, 107198, 111566, 115444, 120148, 133021, 151411, 163058, 214396, 223132, 247039, 266042, 302822, 326116, 361057, 375193, 390481, 494078, 532084, 570703, 605644, 722114, 750386, 780962, 931147, 988156, 1059877, 1141406, 1444228, 1500772, 1561924, 1729273, 1862294, 2119754, 2282812, 2527399, 3458546, 3724588, 4239508, 4693741, 5054798, 6917092, 7419139, 9387482, 10109596, 12104911, 14838278, 17691793, 18774964, 24209822, 29676556, 32856187, 35383586, 48419644, 65712374, 70767172, 131424748, 229993309, 459986618, 919973236]

約数ペア:

[(1, 919973236), (2, 459986618), (4, 229993309), (7, 131424748), (13, 70767172), (14, 65712374), (19, 48419644), (26, 35383586), (28, 32856187), (31, 29676556), (38, 24209822), (49, 18774964), (52, 17691793), (62, 14838278), (76, 12104911), (91, 10109596), (98, 9387482), (124, 7419139), (133, 6917092), (182, 5054798), (196, 4693741), (217, 4239508), (247, 3724588), (266, 3458546), (364, 2527399), (403, 2282812), (434, 2119754), (494, 1862294), (532, 1729273), (589, 1561924), (613, 1500772), (637, 1444228), (806, 1141406), (868, 1059877), (931, 988156), (988, 931147), (1178, 780962), (1226, 750386), (1274, 722114), (1519, 605644), (1612, 570703), (1729, 532084), (1862, 494078), (2356, 390481), (2452, 375193), (2548, 361057), (2821, 326116), (3038, 302822), (3458, 266042), (3724, 247039), (4123, 223132), (4291, 214396), (5642, 163058), (6076, 151411), (6916, 133021), (7657, 120148), (7969, 115444), (8246, 111566), (8582, 107198), (11284, 81529), (11647, 78988), (12103, 76012), (15314, 60074), (15938, 57722), (16492, 55783), (17164, 53599), (19003, 48412), (19747, 46588), (23294, 39494), (24206, 38006), (28861, 31876), (30037, 30628)]